[kbuild-all] drivers/irqchip/irq-bcm7038-l1.c:312:13: error: implicit declaration of function 'cpu_logical_map'

Hi Justin, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 69119673bd50b176ded34032fadd41530fb5af21 commit: 6468fc18b00685c82408f40e9569c0d3527862b8 irqchip/irq-bcm7038-l1: Add PM support date: 7 months ago config: mips-randconfig-r002-20200617 (attached as .config) compiler: mips-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 6468fc18b00685c82408f40e9569c0d3527862b8 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>, old ones prefixed by <<): drivers/irqchip/irq-bcm7038-l1.c: In function 'bcm7038_l1_suspend': 312 | boot_cpu = cpu_logical_map(0); | ^~~~~~~~~~~~~~~ drivers/irqchip/irq-bcm7038-l1.c: At top level: drivers/irqchip/irq-bcm7038-l1.c:393:12: warning: no previous prototype for 'bcm7038_l1_of_init' [-Wmissing-prototypes] 393 | int __init bcm7038_l1_of_init(struct device_node *dn, | ^~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/cpu_logical_map +312 drivers/irqchip/irq-bcm7038-l1.c 305 306 static int bcm7038_l1_suspend(void) 307 { 308 struct bcm7038_l1_chip *intc; 309 int boot_cpu, word; 310 311 /* Wakeup interrupt should only come from the boot cpu */ 313 314 list_for_each_entry(intc, &bcm7038_l1_intcs_list, list) { 315 for (word = 0; word < intc->n_words; word++) { 316 l1_writel(~intc->wake_mask[word], 317 intc->cpus[boot_cpu]->map_base + reg_mask_set(intc, word)); 318 l1_writel(intc->wake_mask[word], 319 intc->cpus[boot_cpu]->map_base + reg_mask_clr(intc, word)); 320 } 321 } 322 323 return 0; 324 } 325 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org